Home / 42,378.66-58,434.69-34,697.97

Finding the Fourth Proportional to 42,378.66, 58,434.69 and 34,697.97

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Solution

The fourth proportional to 42,378.66, 58,434.69 and 34,697.97 is: 47,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,378.66 : 58,434.69 = 34,697.97 : x
  2. Step 2: Convert to fraction form
    42,378.66/58,434.69 = 34,697.97/x
  3. Step 3: Cross multiply
    42,378.66x = 58,434.69 × 34,697.97
  4. Step 4: Simplify right side
    42,378.66x = 2,027,565,120.58
  5. Step 5: Solve for x
    x = 2,027,565,120.58/42,378.66
  6. Step 6: Final answer
    x = 47,844.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.